CN102087954A - 晶圆清洗方法 - Google Patents
晶圆清洗方法 Download PDFInfo
- Publication number
- CN102087954A CN102087954A CN2009101999981A CN200910199998A CN102087954A CN 102087954 A CN102087954 A CN 102087954A CN 2009101999981 A CN2009101999981 A CN 2009101999981A CN 200910199998 A CN200910199998 A CN 200910199998A CN 102087954 A CN102087954 A CN 102087954A
- Authority
- CN
- China
- Prior art keywords
- cleaning
- wafer
- hydrofluoric acid
- cmp
- dilute hydrofluoric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 title claims abstract description 42
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 69
- 239000012459 cleaning agent Substances 0.000 claims abstract description 23
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 26
- 229910021529 ammonia Inorganic materials 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 7
- 238000007654 immersion Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 5
- 238000005498 polishing Methods 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 20
- 239000013078 crystal Substances 0.000 description 12
- 239000002002 slurry Substances 0.000 description 12
- 239000000356 contaminant Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 9
- 239000008187 granular material Substances 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 8
- 229910052721 tungsten Inorganic materials 0.000 description 8
- 239000010937 tungsten Substances 0.000 description 8
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- 230000006378 damage Effects 0.000 description 5
- 230000002950 deficient Effects 0.000 description 5
- QPJSUIGXIBEQAC-UHFFFAOYSA-N n-(2,4-dichloro-5-propan-2-yloxyphenyl)acetamide Chemical compound CC(C)OC1=CC(NC(C)=O)=C(Cl)C=C1Cl QPJSUIGXIBEQAC-UHFFFAOYSA-N 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000003599 detergent Substances 0.000 description 3
- 238000011109 contamination Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002000 scavenging effect Effects 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- -1 wherein Chemical compound 0.000 description 1
Images
Landscapes
- Cleaning Or Drying Semiconductors (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Description
| 清洗方法 | 现有技术 | 本发明实施例 |
| 总缺陷数 | 785 | 405 |
| 划伤 | 8 | 7 |
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101999981A CN102087954A (zh) | 2009-12-04 | 2009-12-04 | 晶圆清洗方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101999981A CN102087954A (zh) | 2009-12-04 | 2009-12-04 | 晶圆清洗方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102087954A true CN102087954A (zh) | 2011-06-08 |
Family
ID=44099681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101999981A Pending CN102087954A (zh) | 2009-12-04 | 2009-12-04 | 晶圆清洗方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102087954A (zh) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103137433A (zh) * | 2011-11-23 | 2013-06-05 | 上海华虹Nec电子有限公司 | 晶圆在超纯水中过浸泡后的补救方法 |
| CN103894362A (zh) * | 2014-01-10 | 2014-07-02 | 浙江晶科能源有限公司 | 一种镀膜返工片的清洗方法 |
| CN104157549A (zh) * | 2013-05-14 | 2014-11-19 | 中芯国际集成电路制造(上海)有限公司 | Cmp后的清洗方法 |
| CN107267956A (zh) * | 2017-04-28 | 2017-10-20 | 华灿光电股份有限公司 | 一种喷头清洗方法 |
| CN108648989A (zh) * | 2018-05-16 | 2018-10-12 | 福建北电新材料科技有限公司 | 一种单晶碳化硅衬底晶片清洗方法 |
| CN111540670A (zh) * | 2020-05-11 | 2020-08-14 | 广州粤芯半导体技术有限公司 | 晶圆的湿法清洗方法及半导体器件的制造方法 |
| CN112338640A (zh) * | 2020-09-28 | 2021-02-09 | 上海新昇半导体科技有限公司 | 化学机械抛光方法和装置 |
-
2009
- 2009-12-04 CN CN2009101999981A patent/CN102087954A/zh active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103137433A (zh) * | 2011-11-23 | 2013-06-05 | 上海华虹Nec电子有限公司 | 晶圆在超纯水中过浸泡后的补救方法 |
| CN104157549A (zh) * | 2013-05-14 | 2014-11-19 | 中芯国际集成电路制造(上海)有限公司 | Cmp后的清洗方法 |
| CN103894362A (zh) * | 2014-01-10 | 2014-07-02 | 浙江晶科能源有限公司 | 一种镀膜返工片的清洗方法 |
| CN107267956A (zh) * | 2017-04-28 | 2017-10-20 | 华灿光电股份有限公司 | 一种喷头清洗方法 |
| CN107267956B (zh) * | 2017-04-28 | 2019-12-06 | 华灿光电股份有限公司 | 一种喷头清洗方法 |
| CN108648989A (zh) * | 2018-05-16 | 2018-10-12 | 福建北电新材料科技有限公司 | 一种单晶碳化硅衬底晶片清洗方法 |
| CN108648989B (zh) * | 2018-05-16 | 2020-12-25 | 福建北电新材料科技有限公司 | 一种单晶碳化硅衬底晶片清洗方法 |
| CN111540670A (zh) * | 2020-05-11 | 2020-08-14 | 广州粤芯半导体技术有限公司 | 晶圆的湿法清洗方法及半导体器件的制造方法 |
| CN111540670B (zh) * | 2020-05-11 | 2023-10-24 | 粤芯半导体技术股份有限公司 | 晶圆的湿法清洗方法及半导体器件的制造方法 |
| CN112338640A (zh) * | 2020-09-28 | 2021-02-09 | 上海新昇半导体科技有限公司 | 化学机械抛光方法和装置 |
| CN112338640B (zh) * | 2020-09-28 | 2022-02-01 | 上海新昇半导体科技有限公司 | 化学机械抛光方法和装置 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING Effective date: 20121112 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20121112 Address after: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Applicant after: Semiconductor Manufacturing International (Shanghai) Corporation Applicant after: Semiconductor Manufacturing International (Beijing) Corporation Address before: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Applicant before: Semiconductor Manufacturing International (Shanghai) Corporation |
|
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110608 |